



from __future__ import annotations

__A							       =		'''Muhammad Umer Farooq'''
__A							       =		'''MIT'''
__A							       =		'''1.0.0'''
__A							       =		'''Muhammad Umer Farooq'''
__A							       =		'''contact@muhammadumerfarooq.me'''
__A							       =		'''Alpha'''

import re
from html.parser import HTMLParser
from urllib import parse

import requests






class 						lowercase		(					__lowerCAmelCase):






	"""simple docstring"""


	def __init__(      self      :		Optional[Any]		,    __UpperCAmelCase      :		Union[str, Any]	)     ->					int:
							super().__init__()
							UpperCAmelCase_=  []
							UpperCAmelCase_=  domain




	def     _SCREAMING_SNAKE_CASE						(      self      :		Tuple		,    __UpperCAmelCase      :		Any		,    __UpperCAmelCase      :		Union[str, Any]	)     ->					Optional[Any]:
							# Only parse the 'anchor' tag.
							if tag == "a":
													# Check the list of defined attributes.
													for name, value in attrs:
																			# If href is defined, and not empty nor # print it.
																			if name == "href" and value != "#" and value != "":
																									# If not already in urls.
																									if value not in self.urls:
																															UpperCAmelCase_=  parse.urljoin(self.domain		,    _lowerCamelCase	)
																															self.urls.append(_lowerCamelCase	)



def 			__a	(       lowerCAmelCase_  :   Union[str, Any]							) ->					str:






						'''simple docstring'''



						return ".".join(get_sub_domain_name(__lowerCAmelCase							).split("""."""							)[-2:]							)



def 			__a	(       lowerCAmelCase_  :   Union[str, Any]							) ->					str:






						'''simple docstring'''



						return parse.urlparse(__lowerCAmelCase							).netloc



def 			__a	(       lowerCAmelCase_  :   Optional[int] = "https://github.com"							) ->					list[str]:






						'''simple docstring'''



						UpperCAmelCase_=  get_domain_name(__lowerCAmelCase							)

						# Initialize the parser
						UpperCAmelCase_=  Parser(__lowerCAmelCase							)

						try:
												# Open URL
												UpperCAmelCase_=  requests.get(__lowerCAmelCase							)

												# pass the raw HTML to the parser to get links
												parser.feed(r.text							)

												# Get links and loop through
												UpperCAmelCase_=  set()
												for link in parser.urls:
																		# open URL.
																		# read = requests.get(link)
																		try:
																								UpperCAmelCase_=  requests.get(__lowerCAmelCase							)
																								# Get the valid email.
																								UpperCAmelCase_=  re.findall("""[a-zA-Z0-9]+@""" + domain     ,read.text							)
																								# If not in list then append it.
																								for email in emails:
																														valid_emails.add(__lowerCAmelCase							)
																		except ValueError:
																								pass
						except ValueError:
												raise SystemExit(1							)

						# Finally return a sorted list of email addresses with no duplicates.
						return sorted(__lowerCAmelCase							)


if __name__ == "__main__":
	__A							       =		emails_from_url('''https://github.com''')
	print(f'{len(emails)} emails found:')
	print('''\n'''.join(sorted(emails)))





"""simple docstring"""


def      lowerCamelCase_					(   __lowerCAmelCase							)				->   bool:




						'''simple docstring'''



						return number & 1 == 0


if __name__ == "__main__":
	import doctest

	doctest.testmod()


